28288946

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{5039}}^1$

素因数の和:5449

約数の個数: 16

約数和(自身を含む): 48625920

約数和(自身を除く): 20336974

約数列:

[1, 2, 7, 14, 401, 802, 2807, 5039, 5614, 10078, 35273, 70546, 2020639, 4041278, 14144473, 28288946]

約数ペア:

[(1, 28288946), (2, 14144473), (7, 4041278), (14, 2020639), (401, 70546), (802, 35273), (2807, 10078), (5039, 5614)]